Comment l'urbanisation affecte-t-elle le pergélisol ?
L'urbanisation augmente la chaleur locale et perturbe l'équilibre du sol gelé.
UrbanisationEnvironnementChangements climatiques
#3
Quels rôles jouent les activités industrielles dans le dégel ?
Les activités industrielles, comme l'extraction, peuvent accélérer le dégel.
IndustrieExtractionEnvironnement
#4
Les changements de température influencent-ils le pergélisol ?
Oui, des augmentations de température entraînent un dégel plus rapide du pergélisol.
TempératureChangements climatiquesEnvironnement
#5
Quels impacts des incendies de forêt sur le pergélisol ?
Les incendies peuvent détruire la couverture végétale, augmentant le risque de dégel.
Incendies de forêtÉcosystèmeChangements climatiques
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"name": "Comment identifier le pergélisol sur le terrain ?",
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"text": "Le pergélisol se reconnaît par des signes de gel, des fissures et des déformations du sol."
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"@type": "Question",
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"acceptedAnswer": {
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"text": "Des carottes de sol, des forages et des capteurs de température sont utilisés."
}
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"@type": "Question",
"name": "Quelles analyses sont faites sur le pergélisol ?",
"position": 3,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des analyses de composition chimique et de structure physique sont réalisées."
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"@type": "Question",
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"position": 4,
"acceptedAnswer": {
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"text": "Oui, des images satellites permettent de surveiller les changements du pergélisol."
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"@type": "Question",
"name": "Quels signes indiquent un dégel du pergélisol ?",
"position": 5,
"acceptedAnswer": {
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"@type": "Question",
"name": "Quels impacts le pergélisol a-t-il sur l'environnement ?",
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"text": "Il peut provoquer des glissements de terrain et affecter les écosystèmes locaux."
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"@type": "Question",
"name": "Comment le pergélisol affecte-t-il les infrastructures ?",
"position": 7,
"acceptedAnswer": {
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"text": "Il peut causer des dommages aux routes, bâtiments et pipelines en raison du dégel."
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"@type": "Question",
"name": "Quels sont les effets du dégel sur la biodiversité ?",
"position": 8,
"acceptedAnswer": {
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"text": "Le dégel peut entraîner la perte d'habitats et affecter les espèces locales."
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"@type": "Question",
"name": "Le pergélisol libère-t-il des gaz nocifs ?",
"position": 9,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, le dégel libère du méthane et du dioxyde de carbone, contribuant au réchauffement."
}
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"@type": "Question",
"name": "Quels signes indiquent un impact sur la santé humaine ?",
"position": 10,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des maladies liées à l'eau et des problèmes respiratoires peuvent survenir."
}
},
{
"@type": "Question",
"name": "Comment prévenir le dégel du pergélisol ?",
"position": 11,
"acceptedAnswer": {
"@type": "Answer",
"text": "Réduire les émissions de gaz à effet de serre et protéger les zones sensibles."
}
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{
"@type": "Question",
"name": "Quelles pratiques agricoles aident à préserver le pergélisol ?",
"position": 12,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des techniques de culture durable et de couverture du sol sont recommandées."
}
},
{
"@type": "Question",
"name": "Comment sensibiliser le public au pergélisol ?",
"position": 13,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des campagnes d'information et des programmes éducatifs peuvent être mis en place."
}
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{
"@type": "Question",
"name": "Quels rôles jouent les ONG dans la protection du pergélisol ?",
"position": 14,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles militent pour des politiques de conservation et soutiennent des projets locaux."
}
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"@type": "Question",
"name": "Comment les technologies peuvent-elles aider à préserver le pergélisol ?",
"position": 15,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des innovations en matière de surveillance et de gestion des ressources sont essentielles."
}
},
{
"@type": "Question",
"name": "Comment gérer les impacts du pergélisol sur les infrastructures ?",
"position": 16,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des techniques de stabilisation et de drainage sont mises en œuvre pour prévenir les dommages."
}
},
{
"@type": "Question",
"name": "Quelles solutions existent pour le dégel du pergélisol ?",
"position": 17,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des méthodes de refroidissement et des revêtements isolants peuvent être appliqués."
}
},
{
"@type": "Question",
"name": "Y a-t-il des traitements pour les écosystèmes affectés ?",
"position": 18,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des programmes de restauration écologique peuvent aider à rétablir les habitats."
}
},
{
"@type": "Question",
"name": "Comment les communautés s'adaptent-elles au pergélisol ?",
"position": 19,
"acceptedAnswer": {
"@type": "Answer",
"text": "Elles adoptent des pratiques de construction adaptées et des systèmes de drainage."
}
},
{
"@type": "Question",
"name": "Quels rôles jouent les gouvernements dans la gestion du pergélisol ?",
"position": 20,
"acceptedAnswer": {
"@type": "Answer",
"text": "Ils élaborent des politiques de gestion des ressources et de protection de l'environnement."
}
},
{
"@type": "Question",
"name": "Quelles sont les conséquences du dégel sur la santé ?",
"position": 21,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le dégel peut entraîner des maladies infectieuses et des problèmes respiratoires."
}
},
{
"@type": "Question",
"name": "Comment le dégel affecte-t-il la sécurité alimentaire ?",
"position": 22,
"acceptedAnswer": {
"@type": "Answer",
"text": "Il peut perturber les cultures et réduire la disponibilité des ressources alimentaires."
}
},
{
"@type": "Question",
"name": "Quels risques naturels sont associés au pergélisol ?",
"position": 23,
"acceptedAnswer": {
"@type": "Answer",
"text": "Des glissements de terrain et des inondations peuvent survenir en raison du dégel."
}
},
{
"@type": "Question",
"name": "Le dégel du pergélisol influence-t-il le climat local ?",
"position": 24,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, il peut modifier les régimes de précipitations et les températures locales."
}
},
{
"@type": "Question",
"name": "Quelles sont les implications économiques du dégel ?",
"position": 25,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le dégel peut entraîner des coûts élevés pour la réparation des infrastructures."
}
},
{
"@type": "Question",
"name": "Quels facteurs augmentent le risque de dégel du pergélisol ?",
"position": 26,
"acceptedAnswer": {
"@type": "Answer",
"text": "Le réchauffement climatique et les activités humaines sont des facteurs clés."
}
},
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"@type": "Question",
"name": "Comment l'urbanisation affecte-t-elle le pergélisol ?",
"position": 27,
"acceptedAnswer": {
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"@type": "Question",
"name": "Quels rôles jouent les activités industrielles dans le dégel ?",
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"text": "Les activités industrielles, comme l'extraction, peuvent accélérer le dégel."
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"@type": "Question",
"name": "Les changements de température influencent-ils le pergélisol ?",
"position": 29,
"acceptedAnswer": {
"@type": "Answer",
"text": "Oui, des augmentations de température entraînent un dégel plus rapide du pergélisol."
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"@type": "Question",
"name": "Quels impacts des incendies de forêt sur le pergélisol ?",
"position": 30,
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State Key Laboratory of Vegetation and Environmental Change, Institute of Botany, Chinese Academy of Sciences, Beijing, 100093, China. yhyang@ibcas.ac.cn.
China National Botanical Garden, Beijing, 100093, China. yhyang@ibcas.ac.cn.
University of Chinese Academy of Sciences, Beijing, 100049, China. yhyang@ibcas.ac.cn.
Although spending time outdoors is beneficial for development, little is known about outdoor time during infancy. The aim of this study was to assess frequencies and durations of (1a) outdoor walking ...
An online survey was distributed among mothers of 0- to 12-month-old infants. Initially, 1453 mothers were recruited, of which 1275 were included in the analyses. With respect to (1a) the outcomes of ...
Mother-infant dyads engaged in walks for a total weekly duration of 201 min, for approximately one to three walks over weekdays (Monday through Friday), as well as one to three walks on the weekend. T...
We identified associations of infant, maternal and environmental characteristics with outdoor time spent during infancy. These results lay the foundation for future research on the effects of the outd...
During infancy bowel habits change. Most infants with gastrointestinal problems have a functional gastrointestinal disorder (FGID), a major reason for visiting paediatricians. This study aims to provi...
This prospective observational birth-cohort study enrolled 122 healthy full-term infants. Questionnaires were completed at 2 weeks and 2, 6 and 12 months....
Stool frequency decreased with age and consistency changed, with fewer runny stools. At 2 weeks, 24.3% had at least one of the studied FGID. FC was found in 2.6%-14.3% (up to 12 months), IC was found ...
Data on bowel habits and the prevalence of FC, IC and ID are presented. FGID during infancy is common and affects children's well-being, while their families need support and advice....
Automated detection of facial action units in infants is challenging. Infant faces have different proportions, less texture, fewer wrinkles and furrows, and unique facial actions relative to adults. F...
Due to limited research on cross-cultural similarities and differences in the development of infant smiling, the main goals of this study were to analyze, first, the development of infants' bouts of i...
Current recommendations for early detection tools for cerebral palsy (CP) include assessments that vary in feasibility and resource requirements. The predictive value of less resource-intensive tools ...
To determine the predictive value of the Test of Infant Motor Performance (TIMP) at 3-4 months corrected age (CA) for CP, and whether administration of both the TIMP and the Hammersmith Infant Neurolo...
Five-year retrospective observational study of infants who received the TIMP and the HINE at 3-4 months CA in a high-risk follow-up clinic. TIMP and HINE cut-off scores (alone and in combination) were...
Of patients with HINE scores (n = 1389; 676 [48.7 %] female; median gestational age at birth 31 weeks [interquartile range 29-34 weeks]), 1343 had concurrent TIMP scores available....
Clinical diagnosis of CP....
HINE total score <57 had optimal CP predictive value (AUC = 0.815; 77 % sensitivity; 91 % specificity) compared to optimal TIMP cut-off (1 SD below the mean, AUC = 0.71; 52 % sensitivity; 94 % specifi...
HINE total score <57 at 3-4 months CA had the best CP predictive value, confirming its value absent first-line detection tools. Concurrent administration of TIMP did not improve predictive value....
The gut microbiome is a potentially important mechanism that links prenatal disaster exposures with increased disease risks. However, whether prenatal disaster exposures are associated with alteration...
Refeeding syndrome (RS) in preterm infants is a scenario of fetal malnutrition, primarily resulting from placental insufficiency, followed by a postnatal physiologic adaptation and response to an imba...
Singing to infants is widely accepted as an enjoyable, positive, and beneficial interaction between the parent and infant across cultures. Whilst the literature suggests that live infant-directed sing...
Contemporary conceptualizations on infant cognitive development focus on predictive processes; the basic idea is that the brain continuously creates predictions about what is expected and that the div...
Previous research illustrated that infants' temperamental traits shape parents' behaviors, but parents' behaviors can also elicit or intensify infants' behaviors in ways that shape temperament. One un...